this another rc, tagged as v3.17-rc5 (a197726ad770760), fixing a few problems.There's one known issue, xfstests/btrfs/006 prints an unexpected output (moreat https://patchwork.kernel.org/patch/5084631/). ETA for release is tomorrow.

Shortlog:

Anand Jain (3):btrfs-progs: mkfs should be consistent in calling register devicebtrfs-progs: introduce a proper structure on which cli will call register-device ioctlbtrfs-progs: open RW to register device using btrfs-control